footer {
    padding: 40px 0;
    margin-top: 40px;
    color: #999;
    text-align: center;
    background-color: #f9f9f9;
    border-top: 1px solid #e5e5e5;
}

ul.nav li.dropdown:hover ul.dropdown-menu {
    display: block;
}

ul#element_list {
    list-style-type: none;
    padding: 0;
}

.carousel-inner>.item>img {
    height: 360px;
    margin: 0 auto;
}